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<a href="_audio_kit_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * @file AudioKit.h</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * @author Phil Schatzmann</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * @brief Arduino API for AudioKit</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * @version 0.1</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * @date 2021-12-12</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * </span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * @copyright Copyright (c) 2021</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * </span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_audio_kit_settings_8h.html">AudioKitSettings.h</a>&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">// include drivers</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7148/es7148.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7210/es7210.h&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es7243/es7243.h&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8311/es8311.h&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8374/es8374.h&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &quot;audio_driver/es8388/es8388.h&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &quot;audio_driver/tas5805m/tas5805m.h&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="audiokit__board_8h.html">audiokit_board.h</a>&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="audiokit__logger_8h.html">audiokit_logger.h</a>&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &quot;SPI.h&quot;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;esp_a2dp_api.h&quot;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="audio__system_8h.html">audio_system.h</a>&quot;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &quot;audio_version.h&quot;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &quot;driver/i2s.h&quot;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">// Support for old IDF versions</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#if ESP_IDF_VERSION_MAJOR &lt; 4 &amp;&amp; !defined(I2S_COMM_FORMAT_STAND_I2S)</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_I2S \</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">  (I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_MSB)</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_MSB \</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">  (I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_MSB)</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_LSB \</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">  (I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_LSB)</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_PCM_LONG \</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">  (I2S_COMM_FORMAT_PCM | I2S_COMM_FORMAT_PCM_LONG)</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#define I2S_COMM_FORMAT_STAND_PCM_SHORT \</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="preprocessor">  (I2S_COMM_FORMAT_PCM | I2S_COMM_FORMAT_PCM_SHORT)</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">int</span> eps32_i2s_audio_sample_rate_type;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="keyword">typedef</span> uint32_t eps32_i2s_audio_sample_rate_type;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="comment"> * @brief Configuation for AudioKit</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html">   54</a></span>&#160;<span class="keyword">struct </span><a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;  i2s_port_t i2s_num = (i2s_port_t)0;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  <a class="code" href="audio__gpio_8h.html#acc3163c5ca8280a1d2ae3890a39ddd48">gpio_num_t</a> mclk_gpio = (<a class="code" href="audio__gpio_8h.html#acc3163c5ca8280a1d2ae3890a39ddd48">gpio_num_t</a>)0;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a8ae224cfd264634f4e09e6208cbcf6c0">   58</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a646b0eb34cb010bc893c9df838263803">audio_hal_adc_input_t</a> <a class="code" href="struct_audio_kit_config.html#a8ae224cfd264634f4e09e6208cbcf6c0">adc_input</a> =</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;      AUDIOKIT_DEFAULT_INPUT; <span class="comment">/*!&lt;  set adc channel with audio_hal_adc_input_t</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="comment">                               */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a61712923e2b592811a9e97dbbc9cd108">   61</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a317f8679b6dd58c7718254d307ab7ee3">audio_hal_dac_output_t</a> <a class="code" href="struct_audio_kit_config.html#a61712923e2b592811a9e97dbbc9cd108">dac_output</a> =</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;      AUDIOKIT_DEFAULT_OUTPUT;       <span class="comment">/*!&lt; set dac channel */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">   63</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15">audio_hal_codec_mode_t</a> <a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a>; <span class="comment">/*!&lt; select codec mode: adc, dac or both */</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#add6c0604564d301e8582d8fc5a18d815">   64</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a2cb0f5e3b3b526df661edb765ce4e3c1">audio_hal_iface_mode_t</a> <a class="code" href="struct_audio_kit_config.html#add6c0604564d301e8582d8fc5a18d815">master_slave_mode</a> =</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;      AUDIOKIT_DEFAULT_MASTER_SLAVE; <span class="comment">/*!&lt; audio codec chip mode */</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">   66</a></span>&#160;  <a class="code" href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8d">audio_hal_iface_format_t</a> <a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a> =</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;      AUDIOKIT_DEFAULT_I2S_FMT; <span class="comment">/*!&lt; I2S interface format */</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#adefddc85df8f2a25c605ce58b6dde31a">   68</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8a">audio_hal_iface_samples_t</a> <a class="code" href="struct_audio_kit_config.html#adefddc85df8f2a25c605ce58b6dde31a">sample_rate</a> =</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;      AUDIOKIT_DEFAULT_RATE; <span class="comment">/*!&lt; I2S interface samples per second */</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a33583d45c4ab81f76d34712847e93907">   70</a></span>&#160;  <a class="code" href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675b">audio_hal_iface_bits_t</a> <a class="code" href="struct_audio_kit_config.html#a33583d45c4ab81f76d34712847e93907">bits_per_sample</a> =</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;      AUDIOKIT_DEFAULT_BITSIZE; <span class="comment">/*!&lt; i2s interface number of bits per sample */</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="comment">  /// Returns true if the CODEC is the master</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a73b36d53ff8bc857cd626a6e2091944a">   74</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_audio_kit_config.html#a73b36d53ff8bc857cd626a6e2091944a">isMaster</a>() { <span class="keywordflow">return</span> <a class="code" href="struct_audio_kit_config.html#add6c0604564d301e8582d8fc5a18d815">master_slave_mode</a> == <a class="code" href="audio__hal_8h.html#a2cb0f5e3b3b526df661edb765ce4e3c1aa39e8bcff956736e3d4fc2a848b5e40f">AUDIO_HAL_MODE_MASTER</a>; }</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="comment">  /// provides the bits per sample</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a3c15d27c3e5d9f8dbb304d21992bbbda">   77</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">int</span> <a class="code" href="struct_audio_kit_config.html#a3c15d27c3e5d9f8dbb304d21992bbbda">bitsPerSample</a>() {</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordflow">switch</span> (<a class="code" href="struct_audio_kit_config.html#a33583d45c4ab81f76d34712847e93907">bits_per_sample</a>) {</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba2cf1749f48761214db79fa53b002ab60">AUDIO_HAL_BIT_LENGTH_16BITS</a>:</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keywordflow">return</span> 16;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba03a02dde69d9a3073206cd73b7314854">AUDIO_HAL_BIT_LENGTH_24BITS</a>:</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keywordflow">return</span> 24;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba7cde39d2f770b993999ec7bd36c55c14">AUDIO_HAL_BIT_LENGTH_32BITS</a>:</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        <span class="keywordflow">return</span> 32;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    }</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <span class="comment">// KIT_LOGE(&quot;bits_per_sample not supported: %d&quot;, bits_per_sample);</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  }</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="comment">  /// Provides the sample rate in samples per second</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="struct_audio_kit_config.html#a529a82292760e9ba5de9af677a805858">   91</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">int</span> <a class="code" href="struct_audio_kit_config.html#a529a82292760e9ba5de9af677a805858">sampleRate</a>() {</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keywordflow">switch</span> (<a class="code" href="struct_audio_kit_config.html#adefddc85df8f2a25c605ce58b6dde31a">sample_rate</a>) {</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa229f59bb35226074711df6af0f421a7d">AUDIO_HAL_08K_SAMPLES</a>: <span class="comment">/*!&lt; set to  8k samples per second */</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keywordflow">return</span> 8000;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa6df48be73f539a68e94883219ff258b9">AUDIO_HAL_11K_SAMPLES</a>: <span class="comment">/*!&lt; set to 11.025k samples per second */</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keywordflow">return</span> 11000;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa2db23e071bc7ac8aa4011bc2ac78ee37">AUDIO_HAL_16K_SAMPLES</a>: <span class="comment">/*!&lt; set to 16k samples in per second */</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keywordflow">return</span> 16000;</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa7f32e85c53073c51a51000b7f93775fc">AUDIO_HAL_22K_SAMPLES</a>: <span class="comment">/*!&lt; set to 22.050k samples per second */</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="keywordflow">return</span> 22000;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa3d9efd3d744d98297c9fcb37219ef32b">AUDIO_HAL_24K_SAMPLES</a>: <span class="comment">/*!&lt; set to 24k samples in per second */</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        <span class="keywordflow">return</span> 24000;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa5b44ccf37685d8eddbe235b9f85e2b2b">AUDIO_HAL_32K_SAMPLES</a>: <span class="comment">/*!&lt; set to 32k samples in per second */</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="keywordflow">return</span> 32000;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aaf8e5bab026b69818030d88485a9624d1">AUDIO_HAL_44K_SAMPLES</a>: <span class="comment">/*!&lt; set to 44.1k samples per second */</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        <span class="keywordflow">return</span> 44000;</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;      <span class="keywordflow">case</span> <a class="code" href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aafd6f4c13e333a057bed81b8e3ebe0481">AUDIO_HAL_48K_SAMPLES</a>: <span class="comment">/*!&lt; set to 48k samples per second */</span></div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        <span class="keywordflow">return</span> 48000;</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    }</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    <span class="comment">// KIT_LOGE(&quot;sample rate not supported: %d&quot;, sample_rate);</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  }</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">#ifdef ESP32</span><span class="comment"></span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="comment">  /// Provides the ESP32 i2s_config_t to configure I2S</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="comment"></span>  i2s_config_t i2sConfig() {</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    <span class="comment">// use just the oposite of the CODEC setting</span></div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    <span class="keyword">const</span> i2s_config_t i2s_config = {</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        .mode = i2sMode(),</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        .sample_rate = <a class="code" href="struct_audio_kit_config.html#a529a82292760e9ba5de9af677a805858">sampleRate</a>(),</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        .bits_per_sample = (i2s_bits_per_sample_t)<a class="code" href="struct_audio_kit_config.html#a3c15d27c3e5d9f8dbb304d21992bbbda">bitsPerSample</a>(),</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        .channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT,</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        .communication_format = (i2s_comm_format_t)i2sFormat(),</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        .intr_alloc_flags = ESP_INTR_FLAG_LEVEL2 | ESP_INTR_FLAG_IRAM,          </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        .dma_buf_count = 3,</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        .dma_buf_len = 320,                                                     </div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        .use_apll = <span class="keyword">true</span>,</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        .tx_desc_auto_clear = <span class="keyword">true</span>,                                             </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        .fixed_mclk = 0 </div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    };                                                        </div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keywordflow">return</span> i2s_config;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;  }</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment">  /// Provides the ESP32 i2s_pin_config_t to configure the pins for I2S</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="comment"></span>  <a class="code" href="audio__gpio_8h.html#structi2s__pin__config__t">i2s_pin_config_t</a> i2sPins() {</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    <a class="code" href="audio__gpio_8h.html#structi2s__pin__config__t">i2s_pin_config_t</a> result;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    get_i2s_pins(i2s_num, &amp;result);</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  }</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160; </div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    i2s_comm_format_t i2sFormat(){</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        i2s_comm_format_t its_com_fmt = (i2s_comm_format_t) I2S_COMM_FORMAT_STAND_I2S;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a>==<a class="code" href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8da18c409b14bf5101eb360e3c8017cd6d3">AUDIO_HAL_I2S_LEFT</a>){</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;          its_com_fmt = (i2s_comm_format_t) I2S_COMM_FORMAT_STAND_MSB;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a>==<a class="code" href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8daa1c92cf9a533359953107ebcf34db44a">AUDIO_HAL_I2S_RIGHT</a>){</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;          its_com_fmt = (i2s_comm_format_t) I2S_COMM_FORMAT_STAND_LSB;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a>==<a class="code" href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8da71d59d8902f3ee94022e68b81a907baa">AUDIO_HAL_I2S_DSP</a>){</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;          its_com_fmt = (i2s_comm_format_t )I2S_COMM_FORMAT_STAND_PCM_SHORT;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        <span class="keywordflow">return</span> its_com_fmt;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;    }</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160; </div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    i2s_mode_t i2sMode() {</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;      <span class="keywordtype">int</span> mode = <a class="code" href="struct_audio_kit_config.html#a73b36d53ff8bc857cd626a6e2091944a">isMaster</a>() ? I2S_MODE_SLAVE : I2S_MODE_MASTER;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;      <span class="comment">// using ESP32 dac/adc</span></div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;      <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a> == <a class="code" href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8da71d59d8902f3ee94022e68b81a907baa">AUDIO_HAL_I2S_DSP</a>){</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ae3393ec7ddddd45580bf951b220eb149">AUDIO_HAL_CODEC_MODE_DECODE</a>) {</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;          mode = mode | I2S_MODE_TX | I2S_MODE_DAC_BUILT_IN;</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ac6281bfaf4f20254445d21eaea74c585">AUDIO_HAL_CODEC_MODE_ENCODE</a>) {</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;          mode = mode | I2S_MODE_RX | I2S_MODE_ADC_BUILT_IN;</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15aba33695475b6ea2ded974c0ebfa11ef3">AUDIO_HAL_CODEC_MODE_BOTH</a>) {</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;          mode = mode | I2S_MODE_RX | I2S_MODE_TX | I2S_MODE_ADC_BUILT_IN | I2S_MODE_DAC_BUILT_IN;</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        } </div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;      } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        <span class="comment">// I2S</span></div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ae3393ec7ddddd45580bf951b220eb149">AUDIO_HAL_CODEC_MODE_DECODE</a>) {</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;          mode = mode | I2S_MODE_TX;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ac6281bfaf4f20254445d21eaea74c585">AUDIO_HAL_CODEC_MODE_ENCODE</a>) {</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;          mode = mode | I2S_MODE_RX;</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> == <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15aba33695475b6ea2ded974c0ebfa11ef3">AUDIO_HAL_CODEC_MODE_BOTH</a>) {</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;          mode = mode | I2S_MODE_RX | I2S_MODE_TX;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        } </div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      }</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;      <span class="keywordflow">return</span> (i2s_mode_t) mode;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    }</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160; </div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;};</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="comment"> * @brief Do we read or write audio data - or both</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="comment"> * </span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="_audio_kit_8h.html#a4fbb4c5d274a095e778c62120bcea1cd">  185</a></span>&#160;<span class="keyword">enum</span> <a class="code" href="_audio_kit_8h.html#a4fbb4c5d274a095e778c62120bcea1cd">AudioKitInOut</a> {AudioOutput, AudioInput, AudioInputOutput };</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="comment"> * @brief AudioKit API using the audio_hal</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160; </div>
<div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="class_audio_kit.html">  192</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_audio_kit.html">AudioKit</a> {</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160; </div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  <a class="code" href="class_audio_kit.html">AudioKit</a>() {</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <span class="comment">// setup SPI for SD drives</span></div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    <a class="code" href="class_audio_kit.html#a8a690db491b4d735b5c405d17b6efcb0">setupSPI</a>();</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;  }</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="comment">  /// Provides the default configuration for input or output</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ae7f2a59c6f2bd31db85d75a65cec8ef0">  201</a></span>&#160;<span class="comment"></span>  <a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> <a class="code" href="class_audio_kit.html#ae7f2a59c6f2bd31db85d75a65cec8ef0">defaultConfig</a>(<a class="code" href="_audio_kit_8h.html#a4fbb4c5d274a095e778c62120bcea1cd">AudioKitInOut</a> inout=AudioInputOutput) {</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;    <a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> result;</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <span class="keywordflow">switch</span>(inout){</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;      <span class="keywordflow">case</span> AudioOutput:</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        result.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> = <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ae3393ec7ddddd45580bf951b220eb149">AUDIO_HAL_CODEC_MODE_DECODE</a>; <span class="comment">// dac</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;      <span class="keywordflow">case</span> AudioInput:</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        result.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> =  <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ac6281bfaf4f20254445d21eaea74c585">AUDIO_HAL_CODEC_MODE_ENCODE</a>; <span class="comment">// adc</span></div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;      <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        result.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a> =  <a class="code" href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15aba33695475b6ea2ded974c0ebfa11ef3">AUDIO_HAL_CODEC_MODE_BOTH</a>;</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    }</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;    <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;  }</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="comment">  /// Starts the codec</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a903b3aee6597dfcb1de40f72f2b18a1b">  215</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="class_audio_kit.html#a903b3aee6597dfcb1de40f72f2b18a1b">begin</a>(<a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> cnfg) {</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;    KIT_LOGI(LOG_METHOD);</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    KIT_LOGI(<span class="stringliteral">&quot;Selected board: %d&quot;</span>, AUDIOKIT_BOARD);</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160; </div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#a6b92ec5e564d2dfc4aca70b550129721">adc_input</a> = cfg.<a class="code" href="struct_audio_kit_config.html#a8ae224cfd264634f4e09e6208cbcf6c0">adc_input</a>;</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#aa044749c7861339ded44d3a2c6ab448b">dac_output</a> = cfg.<a class="code" href="struct_audio_kit_config.html#a61712923e2b592811a9e97dbbc9cd108">dac_output</a>;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#a29e893fee93ef5f9e309e0caf1f83636">codec_mode</a> = cfg.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a>;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#aafae699e5e15d11414f7d536c7383af6">i2s_iface</a>.<a class="code" href="audio__hal_8h.html#a730344407f659f0d733401a8c98b01de">mode</a> = cfg.<a class="code" href="struct_audio_kit_config.html#add6c0604564d301e8582d8fc5a18d815">master_slave_mode</a>;</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#aafae699e5e15d11414f7d536c7383af6">i2s_iface</a>.<a class="code" href="audio__hal_8h.html#a012429b22eb1233016d1e44b5ca56620">fmt</a> = cfg.<a class="code" href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">fmt</a>;</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#aafae699e5e15d11414f7d536c7383af6">i2s_iface</a>.<a class="code" href="audio__hal_8h.html#a2150600c54d6c38a3360d96583991084">samples</a> = cfg.<a class="code" href="struct_audio_kit_config.html#adefddc85df8f2a25c605ce58b6dde31a">sample_rate</a>;</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;    audio_hal_conf.<a class="code" href="audio__hal_8h.html#aafae699e5e15d11414f7d536c7383af6">i2s_iface</a>.<a class="code" href="audio__hal_8h.html#ae356b066099322cfa5cad38dfd7052ef">bits</a> = cfg.<a class="code" href="struct_audio_kit_config.html#a33583d45c4ab81f76d34712847e93907">bits_per_sample</a>;</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160; </div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    hal_handle = <a class="code" href="audio__hal_8h.html#a44547de5e567edc812cec29207db274d">audio_hal_init</a>(&amp;audio_hal_conf, &amp;AUDIO_DRIVER);</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;    <span class="keywordflow">if</span> (hal_handle == 0) {</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;audio_hal_init&quot;</span>);</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;    }</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160; </div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;    cfg = cnfg;</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160; </div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160; </div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    <span class="comment">// setup i2s driver - with no queue</span></div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    i2s_config_t i2s_config = cfg.i2sConfig();</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <span class="keywordflow">if</span> (i2s_driver_install(cfg.i2s_num, &amp;i2s_config, 0, NULL) != ESP_OK) {</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;i2s_driver_install&quot;</span>);</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    }</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160; </div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    <span class="comment">// define i2s pins</span></div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    <a class="code" href="audio__gpio_8h.html#structi2s__pin__config__t">i2s_pin_config_t</a> pin_config = cfg.i2sPins();</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    <span class="keywordflow">if</span> (i2s_set_pin(cfg.i2s_num, &amp;pin_config) != ESP_OK) {</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;i2s_set_pin&quot;</span>);</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    }</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160; </div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    <span class="keywordflow">if</span> (i2s_mclk_gpio_select(cfg.i2s_num, cfg.mclk_gpio) != ESP_OK) {</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;i2s_mclk_gpio_select&quot;</span>);</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;    }</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160; </div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160; </div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <span class="comment">// call start</span></div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="class_audio_kit.html#a64f95fca0a6f059803268dab33bf5d2c">setActive</a>(<span class="keyword">true</span>)) {</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;setActive&quot;</span>);</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    }</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160; </div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;  }</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="comment">  /// Stops the CODEC</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ab6a8fa774b9a73c208418aa4fa9299cd">  268</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="class_audio_kit.html#ab6a8fa774b9a73c208418aa4fa9299cd">end</a>() {</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    KIT_LOGI(LOG_METHOD);</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160; </div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    <span class="comment">// uninstall i2s driver</span></div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;    i2s_driver_uninstall(cfg.i2s_num);</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;    <span class="comment">// stop codec driver</span></div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;    <a class="code" href="audio__hal_8h.html#aa0acbf1a2dcd212a95c8d26f8cf4e845">audio_hal_ctrl_codec</a>(hal_handle, cfg.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a>, <a class="code" href="audio__hal_8h.html#aee552957006fd9e1196ba1e7b55c59acaa328761379fc6ab704788c974303869d">AUDIO_HAL_CTRL_STOP</a>);</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;    <span class="comment">// deinit</span></div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;    <a class="code" href="audio__hal_8h.html#a051c27c74d0eadc382647e662a4e5c56">audio_hal_deinit</a>(hal_handle);</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;  }</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;<span class="comment">  /// Provides the actual configuration</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"><a class="line" href="class_audio_kit.html#afca95325642573eab6c4ad5ce0924063">  283</a></span>&#160;<span class="comment"></span>  <a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> <a class="code" href="class_audio_kit.html#afca95325642573eab6c4ad5ce0924063">config</a>() { <span class="keywordflow">return</span> cfg; }</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;<span class="comment">  /// Sets the codec active / inactive</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a64f95fca0a6f059803268dab33bf5d2c">  286</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="class_audio_kit.html#a64f95fca0a6f059803268dab33bf5d2c">setActive</a>(<span class="keywordtype">bool</span> active) {</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="audio__hal_8h.html#aa0acbf1a2dcd212a95c8d26f8cf4e845">audio_hal_ctrl_codec</a>(</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;               hal_handle, cfg.<a class="code" href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">codec_mode</a>,</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;               active ? <a class="code" href="audio__hal_8h.html#aee552957006fd9e1196ba1e7b55c59aca3cfc31a6b18d46c8803ec190b677449a">AUDIO_HAL_CTRL_START</a> : <a class="code" href="audio__hal_8h.html#aee552957006fd9e1196ba1e7b55c59acaa328761379fc6ab704788c974303869d">AUDIO_HAL_CTRL_STOP</a>) == ESP_OK;</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;  }</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;<span class="comment">  /// Mutes the output</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"><a class="line" href="class_audio_kit.html#aac99fb5dfb87a965451e076f404224fd">  293</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="class_audio_kit.html#aac99fb5dfb87a965451e076f404224fd">setMute</a>(<span class="keywordtype">bool</span> mute) {</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="audio__hal_8h.html#a6c2d469da8d3ca5ff872118b781ec819">audio_hal_set_mute</a>(hal_handle, mute) == ESP_OK;</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;  }</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="comment">  /// Defines the Volume</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"><a class="line" href="class_audio_kit.html#adae205b1d34fa8c3c00ac891f980a7dd">  298</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">bool</span> <a class="code" href="class_audio_kit.html#adae205b1d34fa8c3c00ac891f980a7dd">setVolume</a>(<span class="keywordtype">int</span> vol) {</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;    <span class="keywordflow">return</span> (vol &gt; 0) ? <a class="code" href="audio__hal_8h.html#af0d9e63dc6b047f901fabae1ad593181">audio_hal_set_volume</a>(hal_handle, vol) == ESP_OK : <span class="keyword">false</span>;</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;  }</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;<span class="comment">  /// Determines the volume</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">  303</a></span>&#160;<span class="comment"></span>  <span class="keywordtype">int</span> <a class="code" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">volume</a>() {</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    <span class="keywordtype">int</span> <a class="code" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">volume</a>;</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keywordflow">if</span> (<a class="code" href="audio__hal_8h.html#aed3ea4ba76d2470f978de0946d2be51b">audio_hal_get_volume</a>(hal_handle, &amp;<a class="code" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">volume</a>) != ESP_OK) {</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;      <a class="code" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">volume</a> = -1;</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    }</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">volume</a>;</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  }</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160; </div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;<span class="preprocessor">#ifdef ESP32</span></div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="comment">  /// Writes the audio data via i2s to the DAC</span></div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;<span class="comment"></span>  <span class="keywordtype">size_t</span> write(<span class="keyword">const</span> <span class="keywordtype">void</span> *src, <span class="keywordtype">size_t</span> size,</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;               TickType_t ticks_to_wait = portMAX_DELAY) {</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    KIT_LOGD(<span class="stringliteral">&quot;write: %zu&quot;</span>, size);</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    <span class="keywordtype">size_t</span> bytes_written = 0;</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    <span class="keywordflow">if</span> (i2s_write(cfg.i2s_num, src, size, &amp;bytes_written, ticks_to_wait) !=</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;        ESP_OK) {</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;i2s_write&quot;</span>);</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    }</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;    <span class="keywordflow">return</span> bytes_written;</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;  }</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;<span class="comment">  /// Reads the audio data via i2s from the ADC</span></div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;<span class="comment"></span>  <span class="keywordtype">size_t</span> read(<span class="keywordtype">void</span> *dest, <span class="keywordtype">size_t</span> size,</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;              TickType_t ticks_to_wait = portMAX_DELAY) {</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;    KIT_LOGD(<span class="stringliteral">&quot;read: %zu&quot;</span>, size);</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;    <span class="keywordtype">size_t</span> bytes_read = 0;</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    <span class="keywordflow">if</span> (i2s_read(cfg.i2s_num, dest, size, &amp;bytes_read, ticks_to_wait) !=</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;        ESP_OK) {</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;      KIT_LOGE(<span class="stringliteral">&quot;i2s_read&quot;</span>);</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;    }</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;    <span class="keywordflow">return</span> bytes_read;</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;  }</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160; </div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;<span class="comment">   * @brief  Get the gpio number for auxin detection</span></div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;<span class="comment">   *          Others  gpio number</span></div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a8409bf2cc841dc21d541e411e7971b08">  345</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a8409bf2cc841dc21d541e411e7971b08">pinAuxin</a>() { <span class="keywordflow">return</span> get_auxin_detect_gpio(); }</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;<span class="comment">   * @brief  Get the gpio number for headphone detection</span></div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;<span class="comment">   *          Others  gpio number</span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a027e2297736e4108330ff0c6aa423046">  353</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a027e2297736e4108330ff0c6aa423046">pinHeadphoneDetect</a>() { <span class="keywordflow">return</span> get_headphone_detect_gpio(); }</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;<span class="comment">   * @brief  Get the gpio number for PA enable</span></div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;<span class="comment">   *          Others  gpio number</span></div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a43c7177de0f35ef6ec97ed48c7a7363e">  361</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a43c7177de0f35ef6ec97ed48c7a7363e">pinPaEnable</a>() { <span class="keywordflow">return</span> get_pa_enable_gpio(); }</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;<span class="comment">   * @brief  Get the gpio number for adc detection</span></div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;<span class="comment">   *          Others  gpio number</span></div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a2f9a343c9f16b16ecf8f792b42914bc4">  369</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a2f9a343c9f16b16ecf8f792b42914bc4">pinAdcDetect</a>() { <span class="keywordflow">return</span> get_adc_detect_gpio(); }</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;<span class="comment">   * @brief  Get the mclk gpio number of es7243</span></div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;<span class="comment">   *          Others  gpio number</span></div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a72eb882cc63c1a31460dde328216ef2f">  377</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a72eb882cc63c1a31460dde328216ef2f">pinEs7243Mclk</a>() { <span class="keywordflow">return</span> get_es7243_mclk_gpio(); }</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;<span class="comment">   * @brief  Get the record-button id for adc-button</span></div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;<span class="comment">   *          Others  button id</span></div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a5f341c11af3fa7f0dcbe4ed7ef4f8319">  385</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a5f341c11af3fa7f0dcbe4ed7ef4f8319">pinInputRec</a>() { <span class="keywordflow">return</span> get_input_rec_id(); }</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;<span class="comment">   * @brief  Get the number for mode-button</span></div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;<span class="comment">   * @return  -1      non-existent</span></div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;<span class="comment">   *          Others  number</span></div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a6d8b8e1fc20132d649b3a461e2d553d5">  393</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a6d8b8e1fc20132d649b3a461e2d553d5">pinInputMode</a>() { <span class="keywordflow">return</span> get_input_mode_id(); }</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;<span class="comment">   * @brief Get number for set function</span></div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;<span class="comment">   *         Others   number</span></div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ae5e346727769ad17aa04c2b9efbbaf5a">  401</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#ae5e346727769ad17aa04c2b9efbbaf5a">pinInputSet</a>() { <span class="keywordflow">return</span> get_input_set_id(); };</div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;<span class="comment">   * @brief Get number for play function</span></div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;<span class="comment">   *         Others   number</span></div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"><a class="line" href="class_audio_kit.html#aec9211dccce5236427d96b9193e9f5cb">  409</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#aec9211dccce5236427d96b9193e9f5cb">pinInputPlay</a>() { <span class="keywordflow">return</span> get_input_play_id(); }</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;<span class="comment">   * @brief number for volume up function</span></div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;<span class="comment">   *         Others   number</span></div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00417"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a322b6834d0d24a31c92ab2e1bcf5dfc8">  417</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a322b6834d0d24a31c92ab2e1bcf5dfc8">pinVolumeUp</a>() { <span class="keywordflow">return</span> get_input_volup_id(); }</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;<span class="comment">   * @brief Get number for volume down function</span></div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;<span class="comment">   *         Others   number</span></div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00425"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ab57147058b00536b64f7045d03729771">  425</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#ab57147058b00536b64f7045d03729771">pinVolumeDown</a>() { <span class="keywordflow">return</span> get_input_voldown_id(); }</div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;<span class="comment">   * @brief Get green led gpio number</span></div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;<span class="comment">   *        Others    gpio number</span></div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"><a class="line" href="class_audio_kit.html#adbb606132fa17bb1634c67a5c56f6329">  433</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#adbb606132fa17bb1634c67a5c56f6329">pinResetCodec</a>() { <span class="keywordflow">return</span> get_reset_codec_gpio(); }</div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;<span class="comment">   * @brief Get DSP reset gpio number</span></div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;<span class="comment">   *         Others   gpio number</span></div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ac57425ba16af4f55b64e62447ad88a1f">  441</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#ac57425ba16af4f55b64e62447ad88a1f">pinResetBoard</a>() { <span class="keywordflow">return</span> get_reset_board_gpio(); }</div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;<span class="comment">   * @brief Get DSP reset gpio number</span></div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;<span class="comment">   *         Others   gpio number</span></div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a08284422f36622d2907ff9babf298213">  449</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a08284422f36622d2907ff9babf298213">pinGreenLed</a>() { <span class="keywordflow">return</span> get_green_led_gpio(); }</div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;<span class="comment">   * @brief Get green led gpio number</span></div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="comment">   * @return -1       non-existent</span></div>
<div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;<span class="comment">   *         Others   gpio number</span></div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"><a class="line" href="class_audio_kit.html#ae86795128c627c1aa3b2814e1b621dbc">  457</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#ae86795128c627c1aa3b2814e1b621dbc">pinBlueLed</a>() { <span class="keywordflow">return</span> get_blue_led_gpio(); }</div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;<span class="comment">   * @brief SPI CS Pin for SD Drive</span></div>
<div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;<span class="comment">   * </span></div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;<span class="comment">   * @return int8_t </span></div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a3e651dc5d8d90c1e89edc833b5188951">  464</a></span>&#160;  int8_t <a class="code" href="class_audio_kit.html#a3e651dc5d8d90c1e89edc833b5188951">pinSpiCs</a>() {</div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;    <span class="keywordflow">return</span> spi_cs_pin;</div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;  }</div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160; </div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160; <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;  <a class="code" href="struct_audio_kit_config.html">AudioKitConfig</a> cfg;</div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;  <a class="code" href="audio__hal_8h.html#structaudio__hal__codec__config__t">audio_hal_codec_config_t</a> audio_hal_conf;</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;  <a class="code" href="structaudio__hal.html">audio_hal_handle_t</a> hal_handle;</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;  <a class="code" href="audio__hal_8h.html#structaudio__hal__codec__i2s__iface__t">audio_hal_codec_i2s_iface_t</a> iface;</div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;  int8_t spi_cs_pin;</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160; </div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;<span class="comment">   * @brief Setup the SPI so that we can access the SD Drive</span></div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="class_audio_kit.html#a8a690db491b4d735b5c405d17b6efcb0">  479</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="class_audio_kit.html#a8a690db491b4d735b5c405d17b6efcb0">setupSPI</a>() {</div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;    KIT_LOGD(LOG_METHOD);</div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;<span class="comment">//  I assume this is valid for all AudioKits!</span></div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;<span class="preprocessor">#if defined(ESP32) &amp;&amp; defined(AUDIOKIT_SETUP_SD)</span></div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;      spi_cs_pin = PIN_AUDIO_KIT_SD_CARD_CS;</div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;      SPI.begin(PIN_AUDIO_KIT_SD_CARD_CLK, PIN_AUDIO_KIT_SD_CARD_MISO, PIN_AUDIO_KIT_SD_CARD_MOSI, PIN_AUDIO_KIT_SD_CARD_CS);</div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;<span class="preprocessor">    #warning &quot;SPI initialization for the SD drive not supported - you might need to take care of this yourself&quot;</span> </div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;  }</div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160; </div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160; </div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160; </div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;};</div>
<div class="ttc" id="a_audio_kit_8h_html_a4fbb4c5d274a095e778c62120bcea1cd"><div class="ttname"><a href="_audio_kit_8h.html#a4fbb4c5d274a095e778c62120bcea1cd">AudioKitInOut</a></div><div class="ttdeci">AudioKitInOut</div><div class="ttdoc">Do we read or write audio data - or both.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00185">AudioKit.h:185</a></div></div>
<div class="ttc" id="a_audio_kit_settings_8h_html"><div class="ttname"><a href="_audio_kit_settings_8h.html">AudioKitSettings.h</a></div><div class="ttdoc">AUDIOKIT_BOARD selects a specic board: 1) lyrat_v4_3 2) lyrat_v4_2 3) lyrat_mini_v1_1 4) esp32_s2_kal...</div></div>
<div class="ttc" id="aaudio__gpio_8h_html_acc3163c5ca8280a1d2ae3890a39ddd48"><div class="ttname"><a href="audio__gpio_8h.html#acc3163c5ca8280a1d2ae3890a39ddd48">gpio_num_t</a></div><div class="ttdeci">gpio_num_t</div><div class="ttdef"><b>Definition:</b> <a href="audio__gpio_8h_source.html#l00039">audio_gpio.h:39</a></div></div>
<div class="ttc" id="aaudio__gpio_8h_html_structi2s__pin__config__t"><div class="ttname"><a href="audio__gpio_8h.html#structi2s__pin__config__t">i2s_pin_config_t</a></div><div class="ttdoc">I2S Pins.</div><div class="ttdef"><b>Definition:</b> <a href="audio__gpio_8h_source.html#l00123">audio_gpio.h:123</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a012429b22eb1233016d1e44b5ca56620"><div class="ttname"><a href="audio__hal_8h.html#a012429b22eb1233016d1e44b5ca56620">audio_hal_codec_i2s_iface_t::fmt</a></div><div class="ttdeci">audio_hal_iface_format_t fmt</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00145">audio_hal.h:145</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a0365da45a34e750f87edf33378fadb15"><div class="ttname"><a href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15">audio_hal_codec_mode_t</a></div><div class="ttdeci">audio_hal_codec_mode_t</div><div class="ttdoc">Select media hal codec mode.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00065">audio_hal.h:65</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a0365da45a34e750f87edf33378fadb15aba33695475b6ea2ded974c0ebfa11ef3"><div class="ttname"><a href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15aba33695475b6ea2ded974c0ebfa11ef3">AUDIO_HAL_CODEC_MODE_BOTH</a></div><div class="ttdeci">@ AUDIO_HAL_CODEC_MODE_BOTH</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00068">audio_hal.h:68</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a0365da45a34e750f87edf33378fadb15ac6281bfaf4f20254445d21eaea74c585"><div class="ttname"><a href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ac6281bfaf4f20254445d21eaea74c585">AUDIO_HAL_CODEC_MODE_ENCODE</a></div><div class="ttdeci">@ AUDIO_HAL_CODEC_MODE_ENCODE</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00066">audio_hal.h:66</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a0365da45a34e750f87edf33378fadb15ae3393ec7ddddd45580bf951b220eb149"><div class="ttname"><a href="audio__hal_8h.html#a0365da45a34e750f87edf33378fadb15ae3393ec7ddddd45580bf951b220eb149">AUDIO_HAL_CODEC_MODE_DECODE</a></div><div class="ttdeci">@ AUDIO_HAL_CODEC_MODE_DECODE</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00067">audio_hal.h:67</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a051c27c74d0eadc382647e662a4e5c56"><div class="ttname"><a href="audio__hal_8h.html#a051c27c74d0eadc382647e662a4e5c56">audio_hal_deinit</a></div><div class="ttdeci">esp_err_t audio_hal_deinit(audio_hal_handle_t audio_hal)</div><div class="ttdoc">Uninitialize media codec driver.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_a2150600c54d6c38a3360d96583991084"><div class="ttname"><a href="audio__hal_8h.html#a2150600c54d6c38a3360d96583991084">audio_hal_codec_i2s_iface_t::samples</a></div><div class="ttdeci">audio_hal_iface_samples_t samples</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00146">audio_hal.h:146</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a24dda9ff64235c14cd479049893e675b"><div class="ttname"><a href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675b">audio_hal_iface_bits_t</a></div><div class="ttdeci">audio_hal_iface_bits_t</div><div class="ttdoc">Select I2S interface number of bits per sample.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00124">audio_hal.h:124</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a24dda9ff64235c14cd479049893e675ba03a02dde69d9a3073206cd73b7314854"><div class="ttname"><a href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba03a02dde69d9a3073206cd73b7314854">AUDIO_HAL_BIT_LENGTH_24BITS</a></div><div class="ttdeci">@ AUDIO_HAL_BIT_LENGTH_24BITS</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00126">audio_hal.h:126</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a24dda9ff64235c14cd479049893e675ba2cf1749f48761214db79fa53b002ab60"><div class="ttname"><a href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba2cf1749f48761214db79fa53b002ab60">AUDIO_HAL_BIT_LENGTH_16BITS</a></div><div class="ttdeci">@ AUDIO_HAL_BIT_LENGTH_16BITS</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00125">audio_hal.h:125</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a24dda9ff64235c14cd479049893e675ba7cde39d2f770b993999ec7bd36c55c14"><div class="ttname"><a href="audio__hal_8h.html#a24dda9ff64235c14cd479049893e675ba7cde39d2f770b993999ec7bd36c55c14">AUDIO_HAL_BIT_LENGTH_32BITS</a></div><div class="ttdeci">@ AUDIO_HAL_BIT_LENGTH_32BITS</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00127">audio_hal.h:127</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a29e893fee93ef5f9e309e0caf1f83636"><div class="ttname"><a href="audio__hal_8h.html#a29e893fee93ef5f9e309e0caf1f83636">audio_hal_codec_config_t::codec_mode</a></div><div class="ttdeci">audio_hal_codec_mode_t codec_mode</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00156">audio_hal.h:156</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a2cb0f5e3b3b526df661edb765ce4e3c1"><div class="ttname"><a href="audio__hal_8h.html#a2cb0f5e3b3b526df661edb765ce4e3c1">audio_hal_iface_mode_t</a></div><div class="ttdeci">audio_hal_iface_mode_t</div><div class="ttdoc">Select I2S interface operating mode i.e. master or slave for audio codec chip.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00102">audio_hal.h:102</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a2cb0f5e3b3b526df661edb765ce4e3c1aa39e8bcff956736e3d4fc2a848b5e40f"><div class="ttname"><a href="audio__hal_8h.html#a2cb0f5e3b3b526df661edb765ce4e3c1aa39e8bcff956736e3d4fc2a848b5e40f">AUDIO_HAL_MODE_MASTER</a></div><div class="ttdeci">@ AUDIO_HAL_MODE_MASTER</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00104">audio_hal.h:104</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a317f8679b6dd58c7718254d307ab7ee3"><div class="ttname"><a href="audio__hal_8h.html#a317f8679b6dd58c7718254d307ab7ee3">audio_hal_dac_output_t</a></div><div class="ttdeci">audio_hal_dac_output_t</div><div class="ttdoc">Select channel for dac output.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00085">audio_hal.h:85</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a44547de5e567edc812cec29207db274d"><div class="ttname"><a href="audio__hal_8h.html#a44547de5e567edc812cec29207db274d">audio_hal_init</a></div><div class="ttdeci">audio_hal_handle_t audio_hal_init(audio_hal_codec_config_t *audio_hal_conf, audio_hal_func_t *audio_hal_func)</div><div class="ttdoc">Initialize media codec driver.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_a646b0eb34cb010bc893c9df838263803"><div class="ttname"><a href="audio__hal_8h.html#a646b0eb34cb010bc893c9df838263803">audio_hal_adc_input_t</a></div><div class="ttdeci">audio_hal_adc_input_t</div><div class="ttdoc">Select adc channel for input mic signal.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00075">audio_hal.h:75</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a6b92ec5e564d2dfc4aca70b550129721"><div class="ttname"><a href="audio__hal_8h.html#a6b92ec5e564d2dfc4aca70b550129721">audio_hal_codec_config_t::adc_input</a></div><div class="ttdeci">audio_hal_adc_input_t adc_input</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00154">audio_hal.h:154</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a6c2d469da8d3ca5ff872118b781ec819"><div class="ttname"><a href="audio__hal_8h.html#a6c2d469da8d3ca5ff872118b781ec819">audio_hal_set_mute</a></div><div class="ttdeci">esp_err_t audio_hal_set_mute(audio_hal_handle_t audio_hal, bool mute)</div><div class="ttdoc">Set voice mute. Enables or disables DAC mute of a codec.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_a730344407f659f0d733401a8c98b01de"><div class="ttname"><a href="audio__hal_8h.html#a730344407f659f0d733401a8c98b01de">audio_hal_codec_i2s_iface_t::mode</a></div><div class="ttdeci">audio_hal_iface_mode_t mode</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00144">audio_hal.h:144</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8a"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8a">audio_hal_iface_samples_t</a></div><div class="ttdeci">audio_hal_iface_samples_t</div><div class="ttdoc">Select I2S interface samples per second.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00110">audio_hal.h:110</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa229f59bb35226074711df6af0f421a7d"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa229f59bb35226074711df6af0f421a7d">AUDIO_HAL_08K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_08K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00111">audio_hal.h:111</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa2db23e071bc7ac8aa4011bc2ac78ee37"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa2db23e071bc7ac8aa4011bc2ac78ee37">AUDIO_HAL_16K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_16K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00113">audio_hal.h:113</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa3d9efd3d744d98297c9fcb37219ef32b"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa3d9efd3d744d98297c9fcb37219ef32b">AUDIO_HAL_24K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_24K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00115">audio_hal.h:115</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa5b44ccf37685d8eddbe235b9f85e2b2b"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa5b44ccf37685d8eddbe235b9f85e2b2b">AUDIO_HAL_32K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_32K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00116">audio_hal.h:116</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa6df48be73f539a68e94883219ff258b9"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa6df48be73f539a68e94883219ff258b9">AUDIO_HAL_11K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_11K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00112">audio_hal.h:112</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa7f32e85c53073c51a51000b7f93775fc"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aa7f32e85c53073c51a51000b7f93775fc">AUDIO_HAL_22K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_22K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00114">audio_hal.h:114</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aaf8e5bab026b69818030d88485a9624d1"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aaf8e5bab026b69818030d88485a9624d1">AUDIO_HAL_44K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_44K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00117">audio_hal.h:117</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_a8f3fc5b0a48e5469ac62f4b1ffa0dc8aafd6f4c13e333a057bed81b8e3ebe0481"><div class="ttname"><a href="audio__hal_8h.html#a8f3fc5b0a48e5469ac62f4b1ffa0dc8aafd6f4c13e333a057bed81b8e3ebe0481">AUDIO_HAL_48K_SAMPLES</a></div><div class="ttdeci">@ AUDIO_HAL_48K_SAMPLES</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00118">audio_hal.h:118</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa044749c7861339ded44d3a2c6ab448b"><div class="ttname"><a href="audio__hal_8h.html#aa044749c7861339ded44d3a2c6ab448b">audio_hal_codec_config_t::dac_output</a></div><div class="ttdeci">audio_hal_dac_output_t dac_output</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00155">audio_hal.h:155</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa0acbf1a2dcd212a95c8d26f8cf4e845"><div class="ttname"><a href="audio__hal_8h.html#aa0acbf1a2dcd212a95c8d26f8cf4e845">audio_hal_ctrl_codec</a></div><div class="ttdeci">esp_err_t audio_hal_ctrl_codec(audio_hal_handle_t audio_hal, audio_hal_codec_mode_t mode, audio_hal_ctrl_t audio_hal_ctrl)</div><div class="ttdoc">Start/stop codec driver.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa5528ef3dfd90c5216c732b69c936a8d"><div class="ttname"><a href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8d">audio_hal_iface_format_t</a></div><div class="ttdeci">audio_hal_iface_format_t</div><div class="ttdoc">Select I2S interface format for audio codec chip.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00133">audio_hal.h:133</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa5528ef3dfd90c5216c732b69c936a8da18c409b14bf5101eb360e3c8017cd6d3"><div class="ttname"><a href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8da18c409b14bf5101eb360e3c8017cd6d3">AUDIO_HAL_I2S_LEFT</a></div><div class="ttdeci">@ AUDIO_HAL_I2S_LEFT</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00135">audio_hal.h:135</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa5528ef3dfd90c5216c732b69c936a8da71d59d8902f3ee94022e68b81a907baa"><div class="ttname"><a href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8da71d59d8902f3ee94022e68b81a907baa">AUDIO_HAL_I2S_DSP</a></div><div class="ttdeci">@ AUDIO_HAL_I2S_DSP</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00137">audio_hal.h:137</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aa5528ef3dfd90c5216c732b69c936a8daa1c92cf9a533359953107ebcf34db44a"><div class="ttname"><a href="audio__hal_8h.html#aa5528ef3dfd90c5216c732b69c936a8daa1c92cf9a533359953107ebcf34db44a">AUDIO_HAL_I2S_RIGHT</a></div><div class="ttdeci">@ AUDIO_HAL_I2S_RIGHT</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00136">audio_hal.h:136</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aafae699e5e15d11414f7d536c7383af6"><div class="ttname"><a href="audio__hal_8h.html#aafae699e5e15d11414f7d536c7383af6">audio_hal_codec_config_t::i2s_iface</a></div><div class="ttdeci">audio_hal_codec_i2s_iface_t i2s_iface</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00157">audio_hal.h:157</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_ae356b066099322cfa5cad38dfd7052ef"><div class="ttname"><a href="audio__hal_8h.html#ae356b066099322cfa5cad38dfd7052ef">audio_hal_codec_i2s_iface_t::bits</a></div><div class="ttdeci">audio_hal_iface_bits_t bits</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00147">audio_hal.h:147</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aed3ea4ba76d2470f978de0946d2be51b"><div class="ttname"><a href="audio__hal_8h.html#aed3ea4ba76d2470f978de0946d2be51b">audio_hal_get_volume</a></div><div class="ttdeci">esp_err_t audio_hal_get_volume(audio_hal_handle_t audio_hal, int *volume)</div><div class="ttdoc">get voice volume.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_aee552957006fd9e1196ba1e7b55c59aca3cfc31a6b18d46c8803ec190b677449a"><div class="ttname"><a href="audio__hal_8h.html#aee552957006fd9e1196ba1e7b55c59aca3cfc31a6b18d46c8803ec190b677449a">AUDIO_HAL_CTRL_START</a></div><div class="ttdeci">@ AUDIO_HAL_CTRL_START</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00096">audio_hal.h:96</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_aee552957006fd9e1196ba1e7b55c59acaa328761379fc6ab704788c974303869d"><div class="ttname"><a href="audio__hal_8h.html#aee552957006fd9e1196ba1e7b55c59acaa328761379fc6ab704788c974303869d">AUDIO_HAL_CTRL_STOP</a></div><div class="ttdeci">@ AUDIO_HAL_CTRL_STOP</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00095">audio_hal.h:95</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_af0d9e63dc6b047f901fabae1ad593181"><div class="ttname"><a href="audio__hal_8h.html#af0d9e63dc6b047f901fabae1ad593181">audio_hal_set_volume</a></div><div class="ttdeci">esp_err_t audio_hal_set_volume(audio_hal_handle_t audio_hal, int volume)</div><div class="ttdoc">Set voice volume.</div></div>
<div class="ttc" id="aaudio__hal_8h_html_structaudio__hal__codec__config__t"><div class="ttname"><a href="audio__hal_8h.html#structaudio__hal__codec__config__t">audio_hal_codec_config_t</a></div><div class="ttdoc">Configure media hal for initialization of audio codec chip.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00153">audio_hal.h:153</a></div></div>
<div class="ttc" id="aaudio__hal_8h_html_structaudio__hal__codec__i2s__iface__t"><div class="ttname"><a href="audio__hal_8h.html#structaudio__hal__codec__i2s__iface__t">audio_hal_codec_i2s_iface_t</a></div><div class="ttdoc">I2s interface configuration for audio codec chip.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00143">audio_hal.h:143</a></div></div>
<div class="ttc" id="aaudio__system_8h_html"><div class="ttname"><a href="audio__system_8h.html">audio_system.h</a></div><div class="ttdoc">esp_system functionality only for ESP32</div></div>
<div class="ttc" id="aaudiokit__board_8h_html"><div class="ttname"><a href="audiokit__board_8h.html">audiokit_board.h</a></div><div class="ttdoc">Select bard.h based on AUDIOKIT_BOARD definition in configuration file.</div></div>
<div class="ttc" id="aaudiokit__logger_8h_html"><div class="ttname"><a href="audiokit__logger_8h.html">audiokit_logger.h</a></div><div class="ttdoc">Simple Logger we need to support both C and C++.</div></div>
<div class="ttc" id="aclass_audio_kit_html"><div class="ttname"><a href="class_audio_kit.html">AudioKit</a></div><div class="ttdoc">AudioKit API using the audio_hal.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00192">AudioKit.h:192</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a027e2297736e4108330ff0c6aa423046"><div class="ttname"><a href="class_audio_kit.html#a027e2297736e4108330ff0c6aa423046">AudioKit::pinHeadphoneDetect</a></div><div class="ttdeci">int8_t pinHeadphoneDetect()</div><div class="ttdoc">Get the gpio number for headphone detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00353">AudioKit.h:353</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a08284422f36622d2907ff9babf298213"><div class="ttname"><a href="class_audio_kit.html#a08284422f36622d2907ff9babf298213">AudioKit::pinGreenLed</a></div><div class="ttdeci">int8_t pinGreenLed()</div><div class="ttdoc">Get DSP reset gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00449">AudioKit.h:449</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a2f9a343c9f16b16ecf8f792b42914bc4"><div class="ttname"><a href="class_audio_kit.html#a2f9a343c9f16b16ecf8f792b42914bc4">AudioKit::pinAdcDetect</a></div><div class="ttdeci">int8_t pinAdcDetect()</div><div class="ttdoc">Get the gpio number for adc detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00369">AudioKit.h:369</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a322b6834d0d24a31c92ab2e1bcf5dfc8"><div class="ttname"><a href="class_audio_kit.html#a322b6834d0d24a31c92ab2e1bcf5dfc8">AudioKit::pinVolumeUp</a></div><div class="ttdeci">int8_t pinVolumeUp()</div><div class="ttdoc">number for volume up function</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00417">AudioKit.h:417</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a3e651dc5d8d90c1e89edc833b5188951"><div class="ttname"><a href="class_audio_kit.html#a3e651dc5d8d90c1e89edc833b5188951">AudioKit::pinSpiCs</a></div><div class="ttdeci">int8_t pinSpiCs()</div><div class="ttdoc">SPI CS Pin for SD Drive.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00464">AudioKit.h:464</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a43c7177de0f35ef6ec97ed48c7a7363e"><div class="ttname"><a href="class_audio_kit.html#a43c7177de0f35ef6ec97ed48c7a7363e">AudioKit::pinPaEnable</a></div><div class="ttdeci">int8_t pinPaEnable()</div><div class="ttdoc">Get the gpio number for PA enable.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00361">AudioKit.h:361</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a5f341c11af3fa7f0dcbe4ed7ef4f8319"><div class="ttname"><a href="class_audio_kit.html#a5f341c11af3fa7f0dcbe4ed7ef4f8319">AudioKit::pinInputRec</a></div><div class="ttdeci">int8_t pinInputRec()</div><div class="ttdoc">Get the record-button id for adc-button.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00385">AudioKit.h:385</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a64f95fca0a6f059803268dab33bf5d2c"><div class="ttname"><a href="class_audio_kit.html#a64f95fca0a6f059803268dab33bf5d2c">AudioKit::setActive</a></div><div class="ttdeci">bool setActive(bool active)</div><div class="ttdoc">Sets the codec active / inactive.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00286">AudioKit.h:286</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a6d8b8e1fc20132d649b3a461e2d553d5"><div class="ttname"><a href="class_audio_kit.html#a6d8b8e1fc20132d649b3a461e2d553d5">AudioKit::pinInputMode</a></div><div class="ttdeci">int8_t pinInputMode()</div><div class="ttdoc">Get the number for mode-button.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00393">AudioKit.h:393</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a72eb882cc63c1a31460dde328216ef2f"><div class="ttname"><a href="class_audio_kit.html#a72eb882cc63c1a31460dde328216ef2f">AudioKit::pinEs7243Mclk</a></div><div class="ttdeci">int8_t pinEs7243Mclk()</div><div class="ttdoc">Get the mclk gpio number of es7243.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00377">AudioKit.h:377</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a7d8fe8f564faf19535f9686aa23ed414"><div class="ttname"><a href="class_audio_kit.html#a7d8fe8f564faf19535f9686aa23ed414">AudioKit::volume</a></div><div class="ttdeci">int volume()</div><div class="ttdoc">Determines the volume.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00303">AudioKit.h:303</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a8409bf2cc841dc21d541e411e7971b08"><div class="ttname"><a href="class_audio_kit.html#a8409bf2cc841dc21d541e411e7971b08">AudioKit::pinAuxin</a></div><div class="ttdeci">int8_t pinAuxin()</div><div class="ttdoc">Get the gpio number for auxin detection.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00345">AudioKit.h:345</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a8a690db491b4d735b5c405d17b6efcb0"><div class="ttname"><a href="class_audio_kit.html#a8a690db491b4d735b5c405d17b6efcb0">AudioKit::setupSPI</a></div><div class="ttdeci">void setupSPI()</div><div class="ttdoc">Setup the SPI so that we can access the SD Drive.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00479">AudioKit.h:479</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_a903b3aee6597dfcb1de40f72f2b18a1b"><div class="ttname"><a href="class_audio_kit.html#a903b3aee6597dfcb1de40f72f2b18a1b">AudioKit::begin</a></div><div class="ttdeci">bool begin(AudioKitConfig cnfg)</div><div class="ttdoc">Starts the codec.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00215">AudioKit.h:215</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_aac99fb5dfb87a965451e076f404224fd"><div class="ttname"><a href="class_audio_kit.html#aac99fb5dfb87a965451e076f404224fd">AudioKit::setMute</a></div><div class="ttdeci">bool setMute(bool mute)</div><div class="ttdoc">Mutes the output.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00293">AudioKit.h:293</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ab57147058b00536b64f7045d03729771"><div class="ttname"><a href="class_audio_kit.html#ab57147058b00536b64f7045d03729771">AudioKit::pinVolumeDown</a></div><div class="ttdeci">int8_t pinVolumeDown()</div><div class="ttdoc">Get number for volume down function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00425">AudioKit.h:425</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ab6a8fa774b9a73c208418aa4fa9299cd"><div class="ttname"><a href="class_audio_kit.html#ab6a8fa774b9a73c208418aa4fa9299cd">AudioKit::end</a></div><div class="ttdeci">bool end()</div><div class="ttdoc">Stops the CODEC.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00268">AudioKit.h:268</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ac57425ba16af4f55b64e62447ad88a1f"><div class="ttname"><a href="class_audio_kit.html#ac57425ba16af4f55b64e62447ad88a1f">AudioKit::pinResetBoard</a></div><div class="ttdeci">int8_t pinResetBoard()</div><div class="ttdoc">Get DSP reset gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00441">AudioKit.h:441</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_adae205b1d34fa8c3c00ac891f980a7dd"><div class="ttname"><a href="class_audio_kit.html#adae205b1d34fa8c3c00ac891f980a7dd">AudioKit::setVolume</a></div><div class="ttdeci">bool setVolume(int vol)</div><div class="ttdoc">Defines the Volume.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00298">AudioKit.h:298</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_adbb606132fa17bb1634c67a5c56f6329"><div class="ttname"><a href="class_audio_kit.html#adbb606132fa17bb1634c67a5c56f6329">AudioKit::pinResetCodec</a></div><div class="ttdeci">int8_t pinResetCodec()</div><div class="ttdoc">Get green led gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00433">AudioKit.h:433</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ae5e346727769ad17aa04c2b9efbbaf5a"><div class="ttname"><a href="class_audio_kit.html#ae5e346727769ad17aa04c2b9efbbaf5a">AudioKit::pinInputSet</a></div><div class="ttdeci">int8_t pinInputSet()</div><div class="ttdoc">Get number for set function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00401">AudioKit.h:401</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ae7f2a59c6f2bd31db85d75a65cec8ef0"><div class="ttname"><a href="class_audio_kit.html#ae7f2a59c6f2bd31db85d75a65cec8ef0">AudioKit::defaultConfig</a></div><div class="ttdeci">AudioKitConfig defaultConfig(AudioKitInOut inout=AudioInputOutput)</div><div class="ttdoc">Provides the default configuration for input or output.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00201">AudioKit.h:201</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_ae86795128c627c1aa3b2814e1b621dbc"><div class="ttname"><a href="class_audio_kit.html#ae86795128c627c1aa3b2814e1b621dbc">AudioKit::pinBlueLed</a></div><div class="ttdeci">int8_t pinBlueLed()</div><div class="ttdoc">Get green led gpio number.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00457">AudioKit.h:457</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_aec9211dccce5236427d96b9193e9f5cb"><div class="ttname"><a href="class_audio_kit.html#aec9211dccce5236427d96b9193e9f5cb">AudioKit::pinInputPlay</a></div><div class="ttdeci">int8_t pinInputPlay()</div><div class="ttdoc">Get number for play function.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00409">AudioKit.h:409</a></div></div>
<div class="ttc" id="aclass_audio_kit_html_afca95325642573eab6c4ad5ce0924063"><div class="ttname"><a href="class_audio_kit.html#afca95325642573eab6c4ad5ce0924063">AudioKit::config</a></div><div class="ttdeci">AudioKitConfig config()</div><div class="ttdoc">Provides the actual configuration.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00283">AudioKit.h:283</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html"><div class="ttname"><a href="struct_audio_kit_config.html">AudioKitConfig</a></div><div class="ttdoc">Configuation for AudioKit.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00054">AudioKit.h:54</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a33583d45c4ab81f76d34712847e93907"><div class="ttname"><a href="struct_audio_kit_config.html#a33583d45c4ab81f76d34712847e93907">AudioKitConfig::bits_per_sample</a></div><div class="ttdeci">audio_hal_iface_bits_t bits_per_sample</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00070">AudioKit.h:70</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a3c15d27c3e5d9f8dbb304d21992bbbda"><div class="ttname"><a href="struct_audio_kit_config.html#a3c15d27c3e5d9f8dbb304d21992bbbda">AudioKitConfig::bitsPerSample</a></div><div class="ttdeci">int bitsPerSample()</div><div class="ttdoc">provides the bits per sample</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00077">AudioKit.h:77</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a529a82292760e9ba5de9af677a805858"><div class="ttname"><a href="struct_audio_kit_config.html#a529a82292760e9ba5de9af677a805858">AudioKitConfig::sampleRate</a></div><div class="ttdeci">int sampleRate()</div><div class="ttdoc">Provides the sample rate in samples per second.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00091">AudioKit.h:91</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a61712923e2b592811a9e97dbbc9cd108"><div class="ttname"><a href="struct_audio_kit_config.html#a61712923e2b592811a9e97dbbc9cd108">AudioKitConfig::dac_output</a></div><div class="ttdeci">audio_hal_dac_output_t dac_output</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00061">AudioKit.h:61</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a73b36d53ff8bc857cd626a6e2091944a"><div class="ttname"><a href="struct_audio_kit_config.html#a73b36d53ff8bc857cd626a6e2091944a">AudioKitConfig::isMaster</a></div><div class="ttdeci">bool isMaster()</div><div class="ttdoc">Returns true if the CODEC is the master.</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00074">AudioKit.h:74</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a8ae224cfd264634f4e09e6208cbcf6c0"><div class="ttname"><a href="struct_audio_kit_config.html#a8ae224cfd264634f4e09e6208cbcf6c0">AudioKitConfig::adc_input</a></div><div class="ttdeci">audio_hal_adc_input_t adc_input</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00058">AudioKit.h:58</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_a9c3d9f350c847402b7100662ed0b3fe6"><div class="ttname"><a href="struct_audio_kit_config.html#a9c3d9f350c847402b7100662ed0b3fe6">AudioKitConfig::fmt</a></div><div class="ttdeci">audio_hal_iface_format_t fmt</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00066">AudioKit.h:66</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_add6c0604564d301e8582d8fc5a18d815"><div class="ttname"><a href="struct_audio_kit_config.html#add6c0604564d301e8582d8fc5a18d815">AudioKitConfig::master_slave_mode</a></div><div class="ttdeci">audio_hal_iface_mode_t master_slave_mode</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00064">AudioKit.h:64</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_adefddc85df8f2a25c605ce58b6dde31a"><div class="ttname"><a href="struct_audio_kit_config.html#adefddc85df8f2a25c605ce58b6dde31a">AudioKitConfig::sample_rate</a></div><div class="ttdeci">audio_hal_iface_samples_t sample_rate</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00068">AudioKit.h:68</a></div></div>
<div class="ttc" id="astruct_audio_kit_config_html_ae4d2ebbeffb709eda313ff5dffdbb2ab"><div class="ttname"><a href="struct_audio_kit_config.html#ae4d2ebbeffb709eda313ff5dffdbb2ab">AudioKitConfig::codec_mode</a></div><div class="ttdeci">audio_hal_codec_mode_t codec_mode</div><div class="ttdef"><b>Definition:</b> <a href="_audio_kit_8h_source.html#l00063">AudioKit.h:63</a></div></div>
<div class="ttc" id="astructaudio__hal_html"><div class="ttname"><a href="structaudio__hal.html">audio_hal</a></div><div class="ttdoc">Configuration of functions and variables used to operate audio codec chip.</div><div class="ttdef"><b>Definition:</b> <a href="audio__hal_8h_source.html#l00163">audio_hal.h:163</a></div></div>
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